#272F8B#272F8B

#272F8B is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.3% C 0.151 H 272.5°. Best body text is #FFFFFF at 11.26:1 contrast (WCAG AA passes).

Color values

HEX	#272F8B
RGB	rgb(39, 47, 139)
HSL	hsl(235, 56%, 35%)
HSV	hsv(235, 72%, 55%)
CMYK	cmyk(71.9%, 66.2%, 0%, 45.5%)
CIE-LAB	lab(24.73, 29.05, -52.11)
CIE-LCH	lch(24.73, 59.66, 299.14°)
OKLab	oklab(36.28% 0.0064 -0.1505)
OKLCH	oklch(36.28% 0.151 272.5)
XYZ	xyz(6.5118, 4.3278, 24.9133)
Luminance	0.0433 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#272F8B #8B8327

analogous

#27618B #272F8B #51278B

triadic

#272F8B #8B272F #2F8B27

tetradic

#272F8B #8B2761 #8B8327 #278B51

square

#272F8B #8B2761 #8B8327 #278B51

split-complementary

#272F8B #8B5127 #618B27

monochromatic

#0C0F2B #1A1F5B #272F8B #343FBB #5B65D1

Accessibility & contrast

On white

11.26

#272F8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#272F8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #272F8B

11.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##272F8B	#FFFFFF	#000000	##FFFFFF
##272F8B	1.00	11.26	1.87	11.26
#FFFFFF	11.26	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F8E

Deuteranopia (green-blind)

#003689

Tritanopia (blue-blind)

#004758

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #272f8b;
/* rgb */ color: rgb(39, 47, 139);
/* oklch */ color: oklch(36.3% 0.151 272.5);

Tailwind

colors: {
  custom: {
    50: '#7067ae',
    500: '#272f8b',
    950: '#000000',
  },
}

SCSS

$custom: #272f8b;
$custom-light: #7067ae;
$custom-dark: #000000;

JSON

{
  "hex": "#272f8b",
  "rgb": {
    "r": 39,
    "g": 47,
    "b": 139
  },
  "hsl": {
    "h": 235.2,
    "s": 56.18,
    "l": 34.902
  },
  "oklch": {
    "l": 0.36282,
    "c": 0.15064,
    "h": 272.5
  },
  "luminance": 0.04328
}

Semantic roles & 50–950 ramp

primary

#272F8B

secondary

#B6AF58

accent

#D348DF

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #272F8B

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →